Finding the Third Proportional to 59,660 and 130,380

Step by Step Solution

1. Step 1: Write the proportion equation
   59,660 : 130,380 = 130,380 : x
2. Step 2: Convert to fraction form
   59,660/130,380 = 130,380/x
3. Step 3: Cross multiply
   59,660x = 130,380 × 130,380
4. Step 4: Simplify right side
   59,660x = 16,998,944,400
5. Step 5: Solve for x
   x = 16,998,944,400/59,660
6. Step 6: Final answer
   x = 284,930.35